23f98a753a
* Add throw expressions Stage 2 proposal: https://github.com/tc39/proposal-throw-expressions * Update babylon * Add to stage 2
43 lines
610 B
Markdown
43 lines
610 B
Markdown
# babel-plugin-syntax-throw-expressions
|
|
|
|
Allow parsing of Throw Expressions:
|
|
|
|
```js
|
|
function test(param = throw new Error('required!')) {
|
|
const test = param === true || throw new Error('Falsey!');
|
|
}
|
|
```
|
|
|
|
|
|
## Installation
|
|
|
|
```sh
|
|
npm install --save-dev babel-plugin-syntax-throw-expressions
|
|
```
|
|
|
|
## Usage
|
|
|
|
### Via `.babelrc` (Recommended)
|
|
|
|
**.babelrc**
|
|
|
|
```json
|
|
{
|
|
"plugins": ["syntax-throw-expressions"]
|
|
}
|
|
```
|
|
|
|
### Via CLI
|
|
|
|
```sh
|
|
babel --plugins syntax-throw-expressions script.js
|
|
```
|
|
|
|
### Via Node API
|
|
|
|
```javascript
|
|
require("babel-core").transform("code", {
|
|
plugins: ["syntax-throw-expressions"]
|
|
});
|
|
```
|